CVE-2020-3673
u'Buffer overflow can happen as part of SIP message packet processing while storing values in...
u'Buffer overflow can happen as part of SIP message packet processing while storing values in array due to lack of check to validate the index length' in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables in Agatti, APQ8053, APQ8096AU, APQ8098, Bitra, Kamorta, MSM8905, MSM8909W, MSM8917, MSM8940, MSM8953, MSM8996AU, Nicobar, QCA6390, QCA6574AU, QCM2150, QCS605, QM215, Rennell, SA6155P, SA8155P, Saipan, SDA660, SDM429, SDM429W, SDM439, SDM450, SDM630, SDM632, SDM636, SDM660, SDM670, SDM710, SDM845, SM6150, SM7150, SM8150, SM8250, SXR1130, SXR2130
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
u'Buffer overflow can happen as part of SIP message packet processing while storing values in array due to lack of check to validate the index length' in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables in Agatti, APQ8053, APQ8096AU, APQ8098, Bitra, Kamorta, MSM8905, MSM8909W, MSM8917, MSM8940, MSM8953, MSM8996AU, Nicobar, QCA6390, QCA6574AU, QCM2150, QCS605, QM215, Rennell, SA6155P, SA8155P, Saipan, SDA660, SDM429, SDM429W, SDM439, SDM450, SDM630, SDM632, SDM636, SDM660, SDM670, SDM710, SDM845, SM6150, SM7150, SM8150, SM8250, SXR1130, SXR2130
- Record
CVE-2020-3673- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 10.0 High
AV:N/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-129
- Updated
- 2026-11-02
CVE List No score
u'Buffer overflow can happen as part of SIP message packet processing while storing values in array due to lack of check to validate the index length' in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables in Agatti, APQ8053, APQ8096AU, APQ8098, Bitra, Kamorta, MSM8905, MSM8909W, MSM8917, MSM8940, MSM8953, MSM8996AU, Nicobar, QCA6390, QCA6574AU, QCM2150, QCS605, QM215, Rennell, SA6155P, SA8155P, Saipan, SDA660, SDM429, SDM429W, SDM439, SDM450, SDM630, SDM632, SDM636, SDM660, SDM670, SDM710, SDM845, SM6150, SM7150, SM8150, SM8250, SXR1130, SXR2130
- Record
CVE-2020-3673- Updated
- 2026-11-02
EUVDEUVD-2020-24944 No score
u'Buffer overflow can happen as part of SIP message packet processing while storing values in array due to lack of check to validate the index length' in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables in Agatti, APQ8053, APQ8096AU, APQ8098, Bitra, Kamorta, MSM8905, MSM8909W, MSM8917, MSM8940, MSM8953, MSM8996AU, Nicobar, QCA6390, QCA6574AU, QCM2150, QCS605, QM215, Rennell, SA6155P, SA8155P, Saipan, SDA660, SDM429, SDM429W, SDM439, SDM450, SDM630, SDM632, SDM636, SDM660, SDM670, SDM710, SDM845, SM6150, SM7150, SM8150, SM8250, SXR1130, SXR2130
- Record
EUVD-2020-24944- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-3cpp-8f88-6jxp No score
u'Buffer overflow can happen as part of SIP message packet processing while storing values in...
u'Buffer overflow can happen as part of SIP message packet processing while storing values in array due to lack of check to validate the index length' in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables in Agatti, APQ8053, APQ8096AU, APQ8098, Bitra, Kamorta, MSM8905, MSM8909W, MSM8917, MSM8940, MSM8953, MSM8996AU, Nicobar, QCA6390, QCA6574AU, QCM2150, QCS605, QM215, Rennell, SA6155P, SA8155P, Saipan, SDA660, SDM429, SDM429W, SDM439, SDM450, SDM630, SDM632, SDM636, SDM660, SDM670, SDM710, SDM845, SM6150, SM7150, SM8150, SM8250, SXR1130, SXR2130
- Record
GHSA-3cpp-8f88-6jxp- Weakness
- CWE-129
- Updated
- 2026-11-02
Affected products
- qualcomm, inc. snapdragon auto, snapdragon compute, snapdragon connectivity, snapdragon consumer iot, snapdragon industrial iot, snapdragon mobile, snapdragon wearables
- qualcomm agatti firmware
- qualcomm apq8053 firmware
- qualcomm apq8096au firmware
- qualcomm apq8098 firmware
- qualcomm bitra firmware
- qualcomm kamorta firmware
- qualcomm msm8905 firmware
- qualcomm msm8909w firmware
- qualcomm msm8917 firmware
- qualcomm msm8940 firmware
- qualcomm msm8953 firmware
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- qualcomm msm8996au firmware
- qualcomm nicobar firmware
- qualcomm qca6390 firmware
- qualcomm qca6574au firmware
- qualcomm qcm2150 firmware
- qualcomm qcs605 firmware
- qualcomm qm215 firmware
- qualcomm rennell firmware
- qualcomm sa6155p firmware
- qualcomm sa8155p firmware
- qualcomm saipan firmware
- qualcomm sda660 firmware
- qualcomm sdm429 firmware
- qualcomm sdm429w firmware
- qualcomm sdm439 firmware
- qualcomm sdm450 firmware
- qualcomm sdm630 firmware
- qualcomm sdm632 firmware
- qualcomm sdm636 firmware
- qualcomm sdm660 firmware
- qualcomm sdm670 firmware
- qualcomm sdm710 firmware
- qualcomm sdm845 firmware
- qualcomm sm6150 firmware
- qualcomm sm7150 firmware
- qualcomm sm8150 firmware
- qualcomm sm8250 firmware
- qualcomm sxr1130 firmware
- qualcomm sxr2130 firmware
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-3673 is a critical vulnerability (CVSS 9.8) in Qualcomm, Inc. Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Iot, Snapdragon Industrial Iot, Snapdragon Mobile, Snapdragon Wearables, published November 2, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.07%, the 65th percentile. No source names a fixed version.